Yarnell is located close to the center of Arizona. Yarnell is part of Yavapai County. Yarnell has 8.82 square miles of land area and has no water area. As of 2010-2014, the total Yarnell population is 552, which has shrunk 14.42% since 2000. The population growth rate is much lower than the state average rate of 27.89% and is much lower than the national average rate of 11.61%. Yarnell median household income is $24,519 in 2010-2014 and has has shrunk by 1.10% since 2000. The income growth rate is much lower than the state average rate of 23.10% and is much lower than the national average rate of 27.36%. Yarnell median house value is $139,100 in 2010-2014 and has shrunk by -54.73% since 2000. The house value growth rate is much higher than the state average rate of 34.30% and is higher than the national average rate of 46.91%. As a reference, the national Consumer Price Index (CPI) inflation rate for the same period is 26.63%. On average, the public school district that covers Yarnell is much better than the state average in quality. The Yarnell area code is 928.